fest vs regale

fest

noun
  • A gathering for a specified reason or occasion. 

  • An event in which the act denoted by the previous noun occurs. 

regale

noun
  • A feast, a meal. 

verb
  • To entertain with something that delights; to gratify; to refresh. 

  • To please or entertain (someone). 

  • To provide hospitality for (someone); to supply with abundant food and drink. 

How often have the words fest and regale occurred in a corpus of books? (source: Google Ngram Viewer )